{"schema_version":"secwatch.filing_event.v1","accession":"0001171843-26-006048","form_type":"8-K","ticker":"ASPN","cik":"0001145986","company_name":"ASPEN AEROGELS INC","filed_at":"2026-09-15T12:00:39+00:00","discovered_at":"2026-09-15T12:05:01.397377+00:00","generated_at":"2026-09-15T12:05:28.359334+00:00","sec_items":["7.01","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"confidence":"low","headline":"Aspen Aerogels posts Sept 15 investor deck; full contents not visible in excerpt","bullets":["Aspen Aerogels (NYSE: ASPN) published an investor presentation dated September 15, 2026.","Exhibit 99.1 text shows only cover page and disclaimer; no financial data in excerpt.","No revenue, guidance, or business updates are visible in the excerpted deck content."],"urls":{"canonical":"https://secwatch.observer/filing/0001171843-26-006048","json":"https://secwatch.observer/filing/0001171843-26-006048.json","markdown":"https://secwatch.observer/filing/0001171843-26-006048.md","text":"https://secwatch.observer/filing/0001171843-26-006048.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1145986/000117184326006048/0001171843-26-006048-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1145986/000117184326006048/f8k_091526.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-15T12:05:28.359334+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}